DISTRIBUTION AND OCCURRENCE
SPECIES: Purshia mexicana var. stansburiana | Stansbury Cliffrose 



GENERAL DISTRIBUTION : 
Stansbury cliffrose is distributed from southwestern Colorado, Utah,
Nevada, and southern California south to northern Mexico [33,93,96,97].

Mexican cliffrose occurs rarely in southern Arizona [41,51].


ECOSYSTEMS : 
   FRES21  Ponderosa pine
   FRES28  Western hardwoods
   FRES29  Sagebrush
   FRES30  Desert shrub
   FRES34  Chaparral-mountain shrub
   FRES35  Pinyon-juniper


STATES : 
     AZ  CA  CO  NV  NM  UT  MEXICO


ADMINISTRATIVE UNITS : 
     AZRU  BRCA  CARE  COLO  CORO  DEVA
     GICL  GLCA  HOVE  MEVE  MOCA  NAVA
     PEFO  RABR  WUPA


BLM PHYSIOGRAPHIC REGIONS : 
    3  Southern Pacific Border
    6  Upper Basin and Range
    7  Lower Basin and Range
   11  Southern Rocky Mountains
   12  Colorado Plateau


KUCHLER PLANT ASSOCIATIONS : 
   K019  Arizona pine forest 
   K023  Juniper-pinyon woodland
   K031  Oak-juniper woodland
   K032  Transition between K031 and K037
   K037  Mountain-mahogany-oak scrub
   K038  Great Basin sagebrush
   K039  Blackbrush
   K040  Saltbush-greasewood


SAF COVER TYPES : 
   220  Rocky Mountain juniper
   237  Interior ponderosa pine
   239  Pinyon-juniper
   241  Western live oak


SRM (RANGELAND) COVER TYPES : 
   104  Antelope bitterbrush-bluebunch wheatgrass
   105  Antelope bitterbrush-Idaho fescue
   210  Bitterbrush
   212  Blackbush
   315  Big sagebrush-Idaho fescue
   318  Bitterbrush-Idaho fescue
   320  Black sagebrush-bluebunch wheatgrass
   321  Black sagebrush-Idaho fescue
   322  Curlleaf mountain-mahogany-bluebunch wheatgrass
   401  Basin big sagebrush
   402  Mountain big sagebrush
   403  Wyoming big sagebrush
   405  Black sagebrush
   406  Low sagebrush
   408  Other sagebrush types
   412  Juniper-pinyon woodland
   413  Gambel oak
   414  Salt desert shrub
   415  Curlleaf mountain-mahogany
   416  True mountain-mahogany
   417  Littleleaf mountain-mahogany
   501  Saltbush-greasewood
   503  Arizona chaparral
   504  Juniper-pinyon pine woodland
   509  Transition between oak-juniper woodland and mahogany-oak association


HABITAT TYPES AND PLANT COMMUNITIES : 
Plant communities with Stansbury cliffrose include pinyon-jupiper
(Pinus-Juniperus spp.) woodland; dry-site, open ponderosa pine (P.
ponderosa var. ponderosa) and Arizona pine (P. ponderosa var. arizonica)
forest; mountain brushland; salt and other desert shrublands; and desert
shrubland-desert grassland ecotones.  Plant species commonly associated
with Stansbury cliffrose are listed below.

Pinyon-juniper - Utah juniper (J. osteosperma), alligator juniper (J.
deppeana), California juniper (J. californica), pinyon (P. edulis),
shrub live oak (Quercus turbinella), Apache plume, desert sweet
(Chamaebatiaria millefolium), agarito (Mahonia trifoloilata), banana
yucca (Yucca baccata), Joshua tree (Y. brevifolia), Opuntia spp., New
Mexico needlegrass (Stipa neomexicana), bottlebrush squirreltail (Elymus
elymoides), blue grama (Bouteloua gracilis), fringed sagebrush
(Artemisia frigida), and Louisiana sagewort (A. ludoviciana) [3,4,34,48].

Ponderosa and Arizona pines - antelope bitterbrush, Gambel oak (Q.
gambelii), Oregon-grape (M. repens), blue grama, mountain muhly
(Muhlenbergia montana), and Arizona threeawn (Aristida arizonica)
[14,31,48].

Mountain brushland - mountain snowberry (Symphoricarposa oreophilus),
Utah serviceberry (Amelanchier utahensis), Louisiana sagewort, Sandberg
bluegrass (Poa secunda), and sand dropseed (Sporobolus cryptandrus) [13,66].

Desert shrubland - fourwing saltbush (Atriplex canescens), green
ephedra (Ephedra viridis), broom snakeweed (Gutierrezia sarothrae), big
galleta (Hilaria rigida) [103], bluebunch wheatgrass (Pseudoroegneria
spicata), and cheatgrass (Bromus tectorum) [12].

Vegetation typings describing Stansbury cliffrose as a plant community
dominant are:

A preliminary classification of the natural vegetation of Colorado [3]
Forest and woodland habitat types (plant associations) of Arizona south
  of the Mogollon Rim and southwestern New Mexico [4]
Vegetation and soils of Pine and Mathews Canyon Watersheds [7] (NV)
A habitat type classification system for ponderosa pine forests of
  northern Arizona [31]
Forest and woodland habitat types (plant associations) of northern New
  Mexico and northern Arizona [48] 
Habitat and community relationships of cliffrose (Cowania mexicana var.
  stansburiana) in central Utah [66]

Related categories for Species: Purshia mexicana var. stansburiana | Stansbury Cliffrose